Answer:
Well I know it will definitely make sense at least for someone that understands what you are writing about.
Explanation:
This might just be my own opinion but i think it really is true.
Hello!
A synonym is a word that means the same thing as the word you are using. And something that is loud is thunder. Most people are frightened by the sound of sudden thunder (which is loud.) So, thunder would be your best option.
I hope this helped!
I am, yours most sincerely,
SuperHelperThingy
The character’s background can have many affects on the story because they affect the reader’s image of the character, for example, if the character goes through hardships, the reader might think of the character as brave and dedicated.